
// 弹性盒弹性项上下居中
@mixin flex {
    display: flex;
    align-items: center;
}

@mixin flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

// 单行文本溢出显示 ...
@mixin ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
